Equity	9 Months Ended
Jun. 30, 2026
Share-Based Payment Arrangement [Abstract]
Equity	EQUITY Stock Compensation We grant restricted stock units (RSUs) and performance stock units (PSUs) to eligible participants under our 2021 Omnibus Incentive Plan, which was approved by our Board of Directors and stockholders. The RSUs granted to employees vest ratably over three to four years, with a small number that cliff vest after three years. The RSUs granted to directors cliff vest one year from the grant date. PSU vesting is subject to the achievement of certain performance and market conditions, and the number of PSUs earned could vary from 0% to 200% of the number of PSUs awarded. The PSUs will vest at the end of a three-year performance period if the performance conditions are met. We issue new shares to satisfy our obligations under these plans. The fair value of each RSU and PSU is calculated at the date of the grant. During the nine months ended June 30, 2026, we issued approximately 341,000 RSUs, which will vest ratably over one to four years, and approximately 146,000 PSUs, which will vest after three years if the performance conditions are met. Stock Repurchase Programs In May 2026, our Board of Directors authorized an increase to our existing stock repurchase program that allows us to repurchase, at management's discretion, up to $400 million of our common stock; this resolution superseded a similar resolution authorized in September 2025. During the nine months ended June 30, 2026, we purchased approximately 2.6 million common shares at a cost of $192.4 million, which includes an additional charge from the 1% excise tax on share repurchases. During the nine months ended June 30, 2025, we repurchased approximately 4.1 million common shares at a cost of $309.5 million under a similar program. At June 30, 2026, approximately $400.0 million remained available for future stock repurchases.

Equity

9 Months Ended

Jun. 30, 2026

Share-Based Payment Arrangement [Abstract]

EQUITY

Stock Compensation

We grant restricted stock units (RSUs) and performance stock units (PSUs) to eligible participants under our 2021 Omnibus Incentive Plan, which was approved by our Board of Directors and stockholders. The RSUs granted to employees vest ratably over three to four years, with a small number that cliff vest after three years. The RSUs granted to directors cliff vest one year from the grant date. PSU vesting is subject to the achievement of certain performance and market conditions, and the number of PSUs earned could vary from 0% to 200% of the number of PSUs awarded. The PSUs will vest at the end of a three-year performance period if the performance conditions are met. We issue new shares to satisfy our obligations under these plans. The fair value of each RSU and PSU is calculated at the date of the grant.

During the nine months ended June 30, 2026, we issued approximately 341,000 RSUs, which will vest ratably over one to four years, and approximately 146,000 PSUs, which will vest after three years if the performance conditions are met.

Stock Repurchase Programs

In May 2026, our Board of Directors authorized an increase to our existing stock repurchase program that allows us to repurchase, at management's discretion, up to $400 million of our common stock; this resolution superseded a similar resolution authorized in September 2025.

During the nine months ended June 30, 2026, we purchased approximately 2.6 million common shares at a cost of $192.4 million, which includes an additional charge from the 1% excise tax on share repurchases. During the nine months ended June 30, 2025, we repurchased approximately 4.1 million common shares at a cost of $309.5 million under a similar program.

At June 30, 2026, approximately $400.0 million remained available for future stock repurchases.